Q: What is the sum of all factors of the number 505,600 excluding 505,600?

A: 761,680

Why is 761,680 the sum of all factors of 505,600, excluding 505,600?

The factors of the number 505,600 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 128, 158, 160, 200, 256, 316, 320, 395, 400, 632, 640, 790, 800, 1264, 1280, 1580, 1600, 1975, 2528, 3160, 3200, 3950, 5056, 6320, 6400, 7900, 10112, 12640, 15800, 20224, 25280, 31600, 50560, 63200, 101120, 126400, 252800, 505600.

If you add them up, you will get the total of 506,361. Now subtract 505,600 to get 761,680